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Current Issue
 
  Latest issue
  2008  Vol.32 (Number 2008-16)
    Aug. 20, 2008
  特高压输电
  自动化
  新能源与分布式发电
  高电压技术
  电力系统
  电力市场
 
 
 
 
特高压输电
 
 


1
WANG Yu WEN Xi-shan HU Jing HUANG Rui-ping CHEN Hu DUAN Yu-xiang
  Simulation Test of Shielding Failure of UHVAC Transmission Line’s Intermediate Phase[J].Power System Technology,2008,32(2008-16):1-4')"> Simulation Test of Shielding Failure of UHVAC Transmission Line’s Intermediate Phase
   

The spacing between the two ground wires of ZBS2 cup-tower used in UHVAC transmission line is large, so it is significant to research the thunder and lightning shielding properties of the intermediate phase. A lot of impulse discharge experiments are c...
    2008 Vol. 32 (2008-16): 1-4 [Abstract ] ( 50 ) [HTML 0KB] [PDF 0KB ]( 2 )
自动化
 
 


5
SHEN Xiao-fanSHU Zhi-huaiLIU YuLUuml and Peng-feiZHAO Kai-chao
  Operation Situation of Protective Relayings of State Grid Corporation of China in 2007
    The operation situation of protective relayings of the State Grid Corporation of China in the year of 2007 is presented. The statistics and analysis of operation situation of primary equipments in 220 kV and above power systems, including main protections...
    2008 Vol. 32 (2008-16): 5-8 [Abstract ] ( 54 ) [HTML 0KB] [PDF 0KB ]( 2 )


9
WANG Dong-qingHE Fei-yue
  A Multi-Protocol Label Switching Network Based Integrated Information Transmission Method for Power Grids
    Various information models for power grids and qualilty of service (QoS) required for them are researched, on this basis a multi-protocol label switching (MPLS) technique based integrated information transmission approach is proposed. Digital simulation f...
    2008 Vol. 32 (2008-16): 9-15 [Abstract ] ( 38 ) [HTML 0KB] [PDF 0KB ]( 2 )


16
LI Jing DUAN Bin ZHOU Jiang-long LIU Li-li
  Design of a Publish/Subscribe Communication Model Based on GMRP for Substation Communication
    According to the requirement in real time performance of substation communication, on the basis of GARP multicast registration protocol (GMRP) a publish/subscribe (P/S) communication model suitable to power system is designed, the function of each module ...
    2008 Vol. 32 (2008-16): 16-21 [Abstract ] ( 72 ) [HTML 0KB] [PDF 0KB ]( 6 )


22
TIAN Ye ZHOU Nian-cheng ZHAO Yuan ZHANG Jing-wei
  Single-Phase Adaptive Reclosure for EHV/UHV Transmission Line Based on Power Spectrum of Faulty Phase Voltage
    The recovery voltage characteristic of faulty phase under single-phase earth fault occurred in extra high voltage/ultra high voltage (EHV/UHV) transmission lines with shunt reactors is analyzed. Analysis result shows that the recovery voltage of single-ph...
    2008 Vol. 32 (2008-16): 22-26 [Abstract ] ( 82 ) [HTML 0KB] [PDF 0KB ]( 6 )
新能源与分布式发电
 
 


27
ZHENG Zhang-hua AI Qian
  Present Situation of Research on Microgrid and Its Application Prospects in China
    In this paper, at first the appearance background of microgrid and its meaning as well as the concept and structure of microgrid are presented, and a classical diagram of microgrid is given. Then, the present development of microgrids in United States, Eu...
    2008 Vol. 32 (2008-16): 27-31 [Abstract ] ( 81 ) [HTML 0KB] [PDF 0KB ]( 3 )


32
WU LeiYUAN YueJI KanGU Xin-xin
  Microgrid and Its Application in Earthquake Prevention and Disaster Reduction
    Microgrid offers a new idea to solve the technical challenge brought by the interconnection of distributed generation and reduce the affects of natural disaster such as earthquake on power grid. In this paper the concept of microgrid and present situation...
    2008 Vol. 32 (2008-16): 32-36 [Abstract ] ( 62 ) [HTML 0KB] [PDF 0KB ]( 2 )
高电压技术
 
 


37
ZHANG Zhi-jin JIANG Xing-liang SUN Cai-xin
  Summary of Research on Flashover Mechanism of Polluted Insulators
    In this paper the research situation of the flashover mechanism of polluted insulators in recent decades home and abroad, i.e., in the field of circuit model, energy model, dynamic model, re-ignition condition of AC arc, electric field model and the chara...
    2008 Vol. 32 (2008-16): 37-42 [Abstract ] ( 52 ) [HTML 0KB] [PDF 0KB ]( 2 )


43
SUN ZhenWANG Jian-guoXIE Cong-zhenGAO Ming-zhen CHEN Jun-jieXIANG Nian-wenFANG Chun-hua
  Lightning Impulse Flashover Characteristic of Composite Rod Insulators With Rated Voltage From 110 kV to 500kV
    To research the lightning impulse flashover characteristic of composite insulators, a lot of tests for composite insulators are performed under voltage grades of 110 kV, 220 kV and 500 kV respectively. Analyzing test data by Matlab, the relation curves of...
    2008 Vol. 32 (2008-16): 43-46 [Abstract ] ( 35 ) [HTML 0KB] [PDF 0KB ]( 2 )
电力系统
 
 


47
WANG Jing-tao XIE Kai-gui CAO Kan Feng Yi
  Present Situation and Prospect of Optimal Configuration of Switching Devices in Distribution Network
    Optimal configuration of switch devices in distribution network is nonlinear combinatorial optimization problem that concerns with many factors such as investment of switch devices, operation and maintenance cost and outage cost. In this paper, the presen...
    2008 Vol. 32 (2008-16): 47-52 [Abstract ] ( 76 ) [HTML 0KB] [PDF 0KB ]( 6 )


53
DING Ming LI Xiao-yan BI Rui WANG Jing-jing
  Reliability Assessment of Hybrid AC/DC Power System Containing VSC-HVDC
    A reliability analysis model for hybrid AC/DC power system containing voltage source converter based high voltage direct current (VSC-HVDC) is built. In the proposed model, both steady state power characteristic of VSC-HVDC and failure rate and capability...
    2008 Vol. 32 (2008-16): 53-58 [Abstract ] ( 177 ) [HTML 0KB] [PDF 0KB ]( 16 )


59
WANG Li-deLI Xin-ranLI Pei-qiangCHEN Hui-huaSONG Jun-ying
  Compositive Load Model Based on Artificial Neural Network
    The authors point out the defects in the application of BP neural network in dynamic compositive load modeling; then propose a dynamic Elman neural network based load model that is suitable to describe dynamic characteristics of compositive load and posse...
    2008 Vol. 32 (2008-16): 59-65 [Abstract ] ( 42 ) [HTML 0KB] [PDF 0KB ]( 2 )


66
LIU Lu-jieHU RongFU YangCAO Jia-lin
  Comprehensive Evaluation of Resource Economy Based Distribution Network Planning Scheme Scheme
    Combining with the features of distribution network planning and based on the concept of resource economy, an index system to comprehensively assess the suitability and desirability of alternative plannings under new situation is built. According to the e...
    2008 Vol. 32 (2008-16): 66-70 [Abstract ] ( 291 ) [HTML 0KB] [PDF 0KB ]( 23 )


71
TANG Ya-fangCHEN XiCHENG Hao-zhong
  A Phased Fault Restoration Algorithm for Distribution System Based on Co-Evolutionary Algorithm of PSO and SA
    For traditional distribution network fault restoration algorithm, it is difficult to consider both the quickness of restoration process and optimization of restoration strategy simultaneously. The authors propose a phased distribution network fault restor...
    2008 Vol. 32 (2008-16): 71-75 [Abstract ] ( 42 ) [HTML 0KB] [PDF 0KB ]( 2 )


76
XU YongLI GangXIONG MinXIE Tao
  Development of a Distributed Phasor Measurement Unit
    The authors develop a new type of distributed phasor measurement device. In this paper, its composition, functions and structure of software and hardware are presented; the application of new technologies such as phasor compensation algorithm, embedded re...
    2008 Vol. 32 (2008-16): 76-80 [Abstract ] ( 65 ) [HTML 0KB] [PDF 0KB ]( 6 )


81
JIANG Zheng-wei LI Ji-hong SUN Wei-zhen
  Staged PMU Placement Algorithm Based on Depth of Unobservability
    In this paper firstly the concept of depth of unobservability is presented, then it is proposed to conduct linear state estimation (LSE) by hybrid application of the data from energy management system (EMS) and wide area measurement system (WAMS) to remed...
    2008 Vol. 32 (2008-16): 81-85 [Abstract ] ( 168 ) [HTML 0KB] [PDF 0KB ]( 14 )


86
HAN Xue-junSHI LeiZHU YanLOU Yan-hui
  Analysis on Cascading Overload Considering Multiple Failures
    As a low-probabilistic and high-risk failure, the multiple failures is necessary to take into account under a certain condition, and the occurrence probability and severity of multiple failures are varies with the change of operating mode caused by equipm...
    2008 Vol. 32 (2008-16): 86-90 [Abstract ] ( 49 ) [HTML 0KB] [PDF 0KB ]( 2 )


91
ZHOU Xue-song ZHOU Xue-song MA You-jie
  A Power Harmonic Detection Method Based on Adaptive Filter
    In order to detect the harmonics, negative-sequence current and zero-sequence current in power system quickly and effectively, on the basis of traditional adaptive detection methods a power harmonic detection method based on adaptive filter is proposed. B...
    2008 Vol. 32 (2008-16): 91-95 [Abstract ] ( 67 ) [HTML 0KB] [PDF 0KB ]( 6 )
电力市场
 
 


96
XIE Pin-jieTAN Zhong-fuSHANG Jin-chengHOU Jian-chaoWANG Mian-bin
  Short-Term Electricity Price Forecasting Based on Wavelet Transform and Generalized Autoregressive Conditional Heteroskedasticity Model
    Based on the nonlinear and volatility clustering phenomenon of electricity price fluctuation, a new approach to forecast short-term electricity price, which is based on the integration of wavelet analysis with generalized autoregressive conditional hetero...
    2008 Vol. 32 (2008-16): 96-100 [Abstract ] ( 78 ) [HTML 0KB] [PDF 0KB ]( 6 )


101
JIA Yan-bingYAN ZhengYANG Li-bingLIU Fu-bin
  Dynamic Character and Sensitive Analysis of Power Price in Electricity Market
    By means of comparing the coefficients of arbitrary perturbation parameters in Taylor expansion polynomials of differential equation's dynamic solution, the equation to solve dynamic sensitivity of electricity market is acquired, and further analysis on t...
    2008 Vol. 32 (2008-16): 101-106 [Abstract ] ( 77 ) [HTML 0KB] [PDF 0KB ]( 8 )
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